Is there an existing issue for this?

• I have searched the existing issues
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Can the issue be reproduced with the default theme (daylight/midnight)?

• I was able to reproduce the issue with the default theme
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Could the issue be due to extensions?

• I've ruled out the possibility that the extension is causing the problem.
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Describe the problem

1 先随便写点内容，然后创建一个代码块，里面随便写点内容

2 光标从代码块最后开始删除，比如图中，按三次删除，会发现光标直接到了上一段的开头，应该是在末尾才对吧

Expected result

删光代码块内容后，光标到上一段的末尾

Screenshot or screen recording presentation

No response

Version environment

- Version: 3.0.0
- Operating System: windows 11
- Browser (if used):

Log file

应该不用log

More information

No response